Re: [patch] mm, compaction: add vmstats for kcompactd work

2016-12-12 Thread David Rientjes
On Thu, 8 Dec 2016, Vlastimil Babka wrote: > > A "compact_daemon_wake" vmstat exists that represents the number of times > > kcompactd has woken up. This doesn't represent how much work it actually > > did, though. > > > > It's useful to understand how much compaction work is being done by > > k

Re: [patch] mm, compaction: add vmstats for kcompactd work

2016-12-08 Thread Michal Hocko
On Thu 08-12-16 09:04:12, Vlastimil Babka wrote: > On 12/08/2016 02:50 AM, David Rientjes wrote: > > A "compact_daemon_wake" vmstat exists that represents the number of times > > kcompactd has woken up. This doesn't represent how much work it actually > > did, though. > > > > It's useful to under

Re: [patch] mm, compaction: add vmstats for kcompactd work

2016-12-08 Thread Vlastimil Babka
On 12/08/2016 02:50 AM, David Rientjes wrote: A "compact_daemon_wake" vmstat exists that represents the number of times kcompactd has woken up. This doesn't represent how much work it actually did, though. It's useful to understand how much compaction work is being done by kcompactd versus othe